List of Energy Companies in Portugal

Last updated 21 October 2026

There are 1,765 energy companies in Portugal, one in every 483 Portuguese companies. Most of them are small: nine in ten have one to four people, and only 26 firms employ 50 people or more. Two in five of all power and gas suppliers are based in Lisboa, Porto, Oeiras, Cascais and Matosinhos. Below you find the largest power and gas suppliers in Portugal, the cities where they cluster, how many started this year and which are the oldest. The full list with addresses, phone numbers and email is in our Portuguese company database or through the Company Data API.

1,765 companies indexed · Data counted on 21 October 2026

Companies1,7651 in483 Portuguese companiesCities235Largest cityLisboa 373Sole traders9%Employees1-4 (85%)Revenue< $100K (39%)Email12%Phone28%Website18%

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A live view of all 1,765 power and gas suppliers, sorted by revenue. Narrow it by region, city, employee size, revenue, legal form or founding year, or search a firm by name.

Edp Gem Portugal, S.A.Edp Gem Portugal, S.A.

	Company Name	Country	City	Address 1	State/Province	Postal Code	Website	Founding Year	Yearly Revenue in U.S. Dollars	Employees Total	Business Legal Type - Description	Number of Companies in Group	Company Registration Number
1	Edp Gem Portugal, S.A.	Portugal	Lisboa	Avenida 24 de Julho, 12	Lisboa	1249-300	*****.pt	2007	$4,770,665,997	114	Corporation	990	508202370
2	Edp Comercial - Comercializacão De Energia, S.A.	Portugal	Lisboa	Avenida 24 de Julho, 12	Lisboa	1249-300	*****.pt	1976	$4,135,226,232	737	Corporation	990	503504564
3	Su Eletricidade, S.A.	Portugal	Lisboa	Rua Dom Luís I, 12	Lisboa	1249-008	*****.pt	2006	$2,530,056,505	108	Corporation	990	507846044
4	E-Redes - Distribuicão De Eletricidade, S.A.	Portugal	Lisboa	Rua Dom Luís I, 12	Lisboa	1249-008	*****.pt	2000	$1,758,722,891	2,764	Corporation	990	504394029
5	Endesa Energia, S.A. - Sucursal Em Portugal	Portugal	Oeiras	Rua Quinta Da Fonte, Edifício Dom Manuel I Piso 3	Lisboa	2770-192	*****.com	2001	$1,604,465,629	68	Foreign company	3	980245974
6	Iberdrola Clientes Portugal, Unipessoal, Lda	Portugal	Lisboa	Avenida Dom João Ii, 30 3º	Lisboa	1990-092	*****.pt	1989	$800,053,221	107	Corporation	3584	502124083
7	Edp - Gestão Da Producão De Energia, S.A.	Portugal	Lisboa	Avenida 24 de Julho, 12	Lisboa	1249-300	*****.com	1994	$613,780,299	543	Corporation	990	503293695
8	Movhera - Hidroelétricas Do Norte, S.A.	Portugal	Miranda Do Douro	Aproveitamento Hidroelétrico de Miranda Do Douro	Bragança	5210-183	N/A	2019	$607,650,333	18	Corporation	8	515772950
9	Gold Energy - Comercializadora De Energia, S.A.	Portugal	Vila Real	Quinta Do Almor, Loja 4 R/c B	Vila Real	5000-061	*****.pt	2008	$524,336,873	209	Corporation	1552	507857542
10	Ren - Rede Eléctrica Nacional, S.A.	Portugal	Lisboa	Avenida Dos Estados Unidos Da América, 55	Lisboa	1749-061	*****.pt	2006	$487,756,521	227	Corporation	17	507866673
11	Gás Natural Comercializadora, S.A.- Sucursal Em Portugal	Portugal	Porto	Avenida Da Boavista, 772 2.5	Porto	4100-111	*****.pt	2008	$367,473,153	156	Foreign company	N/A	980393388
12	Eda - Electricidade Dos Acores, S.A.	Portugal	Ponta Delgada	Rua Francisco Pereira Ataíde, 1	Ilha de São Miguel	9500-052	*****.pt	1981	$333,057,089	775	Corporation	67	512012032
13	Eem - Empresa De Electricidade Da Madeira, S.A.	Portugal	Funchal	Avenida Mar E Comunidades Madeirenses, 32	Ilha Da Madeira	9060-190	*****.pt	1974	$267,592,334	627	Corporation	125	511010435
14	Iberdrola Generación S.A.U. - Sucursal Em Portugal	Portugal	Porto	Avenida Da Boavista, 1767/1837 2º	Porto	4100-133	N/A	2012	$222,804,076	10	Foreign company	N/A	980477689
15	Axpo Energia Portugal, Unipessoal, Lda	Portugal	Lisboa	Avenida José Malhoa, 27 8º	Lisboa	1070-157	*****.pt	2017	$208,594,159	15	Corporation	1552	514286652
16	Acciona Green Energy Developments S.L. Sucursal Em Portugal	Portugal	Oeiras	Avenida José Gomes Ferreira, 13 2ºesq.	Lisboa	1495-139	N/A	2017	$180,413,478	5	Foreign company	N/A	980582393
17	Elergone Energia, S.A.	Portugal	Matosinhos	Rua de Almeiriga, 586	Porto	4450-608	*****.pt	2008	$131,544,099	52	Corporation	1695	508625521
18	Edp Renováveis Portugal, S.A.	Portugal	Porto	Rua Ofélia Diogo Da Costa, 115 6º	Porto	4100-085	*****.com	1994	$129,428,600	13	Corporation	5	503161314
19	Luzboa - Comercializacão De Energia, Unipessoal, Lda	Portugal	Viseu	Rua Miguel Bombarda, 45	Viseu	3510-090	*****.pt	2014	$113,883,314	25	Corporation	13	513172670
20	Clidomer, Unipessoal, Lda	Portugal	Lisboa	Avenida José Malhoa, 16b 2º	Lisboa	1070-159	N/A	2018	$113,011,909	3	Corporation	11	514699329
21	Ds Smith Energia Viana, S.A.	Portugal	Viana Do Castelo	Deocriste	Viana Do Castelo	4905-261	*****.com	2001	$99,223,016	3	Corporation	934	504891006
22	Meo Energia - Comercializacão De Energia, S.A.	Portugal	Lisboa	Avenida Fontes Pereira de Melo, 38/40	Lisboa	1069-300	*****.pt	2003	$88,757,205	23	Corporation	127	506743357
23	Lisboagás Gdl - Sociedade Distribuidora De Gás Natural De Lisboa, S.A.	Portugal	Lisboa	Rua Tomás Da Fonseca, Torre A 15º	Lisboa	1600-209	*****.com	1995	$86,819,801	86	Corporation	11	503517666
24	Ren Portgás - Distribuicão, S.A.	Portugal	Porto	Rua Linhas de Torres, 41	Porto	4350-214	*****.pt	1988	$75,206,551	67	Corporation	17	501991476
25	Portulogos Power, Lda	Portugal	Lisboa	Avenida Da Liberdade, 230 8º	Lisboa	1250-148	*****.pt	2020	$75,104,541	17	Partnership of unknown type	8	516168240

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Power and gas suppliers in Lisboa

Lisboa has 373 energy companies and power and gas suppliers, 0.4% of all 93,657 Lisboa companies and 93% above the national share. Four in five Lisboa firms have fewer than five people; 11 have 50 or more. 14 new firms were entered in 2026, 9 date from before 1990.

Size

1-4 staff: 281 · 79%
5-9: 28 · 8%
10-19: 22 · 6%
20-49: 13 · 4%
50+: 11 · 3%

Legal form

Sole traders: 4 · 1%
Partnerships: 105 · 28%
Lda and S.A.: 236 · 63%
Other or none: 28 · 8%

Of the Portuguese total: 21.1%
Of all Lisboa companies: 0.4%
Against the national share: 1.9×

New

Entered 2026 so far: 14
Entered 2025: 44
Of Portugal's 2026 entries: 22.6%

Old

Before 1990: 9 · 2%
1990 or later: 364 · 98%
Of Portugal's pre-1990 firms: 10.6%

Reachable

Email: 65 · 17%
Phone: 117 · 31%
Website: 108 · 29%

Revenue (USD)

Under $100K: 64 · 24%
$100K-$500K: 41 · 15%
$500K-$1M: 54 · 20%
$1M and more: 107 · 40%

Largest

12,764
2456
3265
4227
5189

Free Lisboa sample

Firm sizes in Portugal

Of the 1,516 Portuguese power and gas suppliers with a known headcount, 1,292 (85%) have one to four people, 105 have five to nine, 93 have ten to 49 and 26 have 50 or more. Most firms turn over under $100,000 a year (498, 39%).

EU size bands · the grey line shows all Portuguese companies

Micro under 101,397 92%
Small 10 to 4993 6%
Medium 50 to 24921 1%
Large 250+5 0.3%

Grey line: the share among all Portuguese companies (91% have under ten staff).

173

firms turn over more than $5 million a year; 111 more than $10 million.

firms were entered in 2026.

Largest power and gas suppliers in Portugal

The biggest firms by staff and by revenue, the largest in Lisboa. Click a name for the record.

E-Redes - Distribuicão de Eletricidade, S.A. is the largest power and gas supplier in Portugal by headcount. 26 firms employ 50 people or more; 14 employ 100 or more.

1Lisboa2,764 staff
2Ponta Delgada775 staff
3Funchal627 staff
4Lisboa456 staff
5Matosinhos265 staff
6Lisboa265 staff
7Lisboa227 staff
8Vila Real209 staff
9Lisboa189 staff
10PortoForeign company156 staff

By employee size · 1,516 firms with a known headcount

Employees	Firms	%
1-4	1,292	85%
5-9	105	7%
10-19	52	3%
20-49	41	3%
50-99	12	0.8%
100-199	7	0.5%
200-499	2	0.1%
500-999	4	0.3%
1,000+	1	<0.1%

85% have 1 to 4 people; 41 have 20 to 49; 26 have 50 or more.

By yearly revenue (USD)

Revenue	Firms	%
< $100K	498	39%
$100K-$500K	190	15%
$500K-$1M	188	15%
$1M-$5M	212	17%
$5M-$10M	62	5%
$10M-$50M	78	6%
$50M-$100M	13	1%
$100M-$500M	11	0.9%
$500M+	9	0.7%

39% under $100,000; 212 between $1M and $5M; 173 above $5M.

Where in Portugal?

Lisboa has the most energy companies in Portugal (373), ahead of Porto (199), Oeiras (97), Cascais (35) and Matosinhos (34). Together the five hold two in five of them.

Cities by number of firms

235 Portuguese cities have at least one power and gas supplier; 30 have ten or more; 57 have exactly one. Click a city to set the lens.

How many energy companies are there in Portugal?

Energy companies and power and gas suppliers in Portugal

1,765

21 October 2026

There are 1,765 energy companies and power and gas suppliers in Portugal in our data (21 October 2026). That is one in every 483 Portuguese companies. About one new firm is entered in the register every week this year (62 so far in 2026).

Structure

Single-site firms: 1,380 78%
Head offices: 149
Branch offices: 236

Classification

NACE Rev. 2 codes 351, 352 and 353. Our platform filter is SIC 4911, 4923, 4924, 4931 and 3 more.

851 of the 1,765 are Lda and S.A. (48%); 166 are sole traders. They come from Registo Comercial and our Portuguese register data, through the Company Data API.

How they compare

Next to related industries

There are 5 automotive companies for every power and gas supplier in Portugal.

Industry	Firms	Website	1-4 staff
Automotive Companies	9,020	32%	79%
Furniture Companies	3,767	30%	57%
Energy Companies	1,765	18%	73%
Chemical Companies	1,141	43%	43%
Mining Companies	915	25%	47%
Electronics Companies	392	46%	50%

In other countries

Country	Firms	Per 1,000 cos.
France	241,123	16.8
The USA	157,264	2.5
India	84,734	2.2
Germany	49,938	7.4
Italy	45,734	6.5
Portugal	1,765	2.1

More countries →

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How reachable are they?

Power and gas suppliers are harder to reach than the average Portuguese company: 28% list a phone number and 18% a website.

Email204 12%
Phone490 28%
Website320 18%

Grey line: all Portuguese companies (email 17%, phone 33%, website 22%).

The full list with these fields is in our Portuguese company database.

Newcomers in Portugal in 2026

62 power and gas suppliers were entered in the Portuguese register so far in 2026, about one per week, after 161 in 2025. Portugal as a whole saw 33,330 new companies in 2026, so this industry takes 0.2% of the inflow.

972022
872023
1322024
1612025
622026 so far

41 of this year's 62 are Lda and S.A..

The biggest newcomers of 2026

The year is the register entry; an established firm that changes legal form appears as new.

1Lisboa13 staff
2Lisboa5 staff
3Coimbra4 staff
4Marco de Canaveses4 staff
5Lisboa4 staff

The oldest firms in Portugal

Our data holds 0 Portuguese power and gas suppliers from before 1900, 17 from before 1950 and 85 from before 1990.

1900
1. Entroncamento
1915
1. Guimarães
1927
1. Santa Maria Da Feira
1929
1. Abrantes
1930
1. Vila Nova de Famalicão
1930
1. Sesimbra

Older than you

Live tool

Move the slider to a year. Two live counts, scoped to this industry.

1990

Portuguese power and gas suppliers date from before 1990

were entered in 1990

Sole traders or Lda: how they are organised

One in eleven Portuguese power and gas suppliers work as sole traders, against 15% of all Portuguese companies. Half are Lda and S.A..

Sole traders (empresários em nome individual)1669%
Partnerships44625%
Lda and S.A.85148%
No form on record or other30217%

Single-site: 78%
Head offices: 149
Branches: 236

All Portuguese companies: 15% sole traders, 38% partnerships, 30% Lda and S.A..

Frequently asked questions

How many energy companies are there in Portugal?

There are 1,765 energy companies and power and gas suppliers in Portugal in our data, counted on 21 October 2026. That is one in every 483 Portuguese companies.

Which is the largest power and gas supplier in Portugal?

E-Redes - Distribuicão de Eletricidade, S.A. in Lisboa, with 2,764 staff. By revenue Edp Comercial - Comercializacão de Energia, S.A. in Lisboa leads with $4.1 billion a year.

Which Portuguese city has the most energy companies?

Lisboa, with 373, ahead of Porto (199), Oeiras (97), Cascais (35) and Matosinhos (34).

How many power and gas suppliers are there in Lisboa?

373, which is 0.4% of all 93,657 Lisboa companies and 93% above the national share.

How big is a typical power and gas supplier?

Small. 85% of the 1,516 firms with a known headcount have one to four people; 26 have 50 or more. Most turn over under $100,000 a year.

Are Portuguese energy companies sole traders or companies?

One in eleven (166) are sole traders, 25% are partnerships and 48% (851) are Lda and S.A..

How many power and gas suppliers started in 2026?

62 were entered in the Portuguese register so far in 2026, after 161 in 2025. 41 of them are Lda and S.A..

What is the oldest power and gas supplier in Portugal?

José Marques Agostinho, Filhos & CA., Lda in Entroncamento, 1900, followed by Jordão, Costa & Companhia, Lda in Guimarães (1915) and Cooperativa Eléctrica de Mosteiro, CRL in Santa Maria Da Feira (1927). 0 firms date from before 1900.

Which industry code covers energy companies?

Portuguese energy companies are classified under NACE Rev. 2 codes 351, 352 and 353. Our platform filters them on SIC 4911 (electric services), 4923 (natural gas transmission and distribution), 4924 (natural gas distribution) and 4931 (electric and other services combined) and 3 more.

Can I download the full list?

Yes. All 1,765 firms with address, phone, email, legal form, employees, revenue and founding year, as Excel, CSV or through the API.

Discover more: related industries, in other countries

The lists closest to this one. Every industry and city in Portugal is on the Portugal page.

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